Home / 1,878,776-2,592,711.04-1,073,977.28

Finding the Fourth Proportional to 1,878,776, 2,592,711.04 and 1,073,977.28

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Solution

The fourth proportional to 1,878,776, 2,592,711.04 and 1,073,977.28 is: 1,482,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,776 : 2,592,711.04 = 1,073,977.28 : x
  2. Step 2: Convert to fraction form
    1,878,776/2,592,711.04 = 1,073,977.28/x
  3. Step 3: Cross multiply
    1,878,776x = 2,592,711.04 × 1,073,977.28
  4. Step 4: Simplify right side
    1,878,776x = 2,784,512,750,565.17
  5. Step 5: Solve for x
    x = 2,784,512,750,565.17/1,878,776
  6. Step 6: Final answer
    x = 1,482,088.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.